GB/T 223.82-2018钢铁氢含量的测定惰性气体熔融-热导或红外法国家标准
英文:Steel and iron—Determination of hydrogen content—Thermal conductivity/infrared method after fusion under inert gas GB...
英文:Steel and iron—Determination of hydrogen content—Thermal conductivity/infrared method after fusion under inert gas GB...